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| 082 |
_a577.03 _bDIC |
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| 090 |
_c16860 _d25580 |
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| 245 | _aDictionary of technical terms used in Environmental education | ||
| 260 |
_aSri Lanka _bNARESA _g1992 |
||
| 300 |
_a[vii],37p. _c30cm |
||
| 650 | _aDictionary | ||
| 650 | _aEcology | ||
| 942 | _cPR | ||
| 999 |
_c44822 _d44822 |
||